501344332431011 has 8 divisors (see below), whose sum is σ = 503506570080384. Its totient is φ = 499182184912320.

The previous prime is 501344332430923. The next prime is 501344332431013. The reversal of 501344332431011 is 110134233443105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 501344332431011 - 2⁴⁶ = 430975588253347 is a prime.

It is a super-2 number, since 2×501344332431011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501344332431013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11371955 + ... + 33645356.

It is an arithmetic number, because the mean of its divisors is an integer number (62938321260048).

Almost surely, 2^{501344332431011} is an apocalyptic number.

501344332431011 is a deficient number, since it is larger than the sum of its proper divisors (2162237649373).

501344332431011 is a wasteful number, since it uses less digits than its factorization.

501344332431011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45065341.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 501344332431011 its reverse (110134233443105), we get a palindrome (611478565874116).

The spelling of 501344332431011 in words is "five hundred one trillion, three hundred forty-four billion, three hundred thirty-two million, four hundred thirty-one thousand, eleven".